CVE-2023-37979
Published: 27 July 2023
Summary
CVE-2023-37979 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Ninjaforms Ninja Forms. Its CVSS base score is 7.1 (High).
Operationally, ranked in the top 2.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2023-37979 is an unauthenticated reflected cross-site scripting vulnerability (CWE-79) affecting the Saturday Drive Ninja Forms Contact Form plugin for WordPress in versions up to and including 3.6.25. The flaw carries a CVSS 3.1 score of 7.1 and permits script injection that executes in the context of the affected site.
An unauthenticated remote attacker can exploit the issue by supplying a crafted request that is reflected back to a victim user, resulting in the ability to perform actions with limited impact on confidentiality, integrity, and availability while changing scope.
Public references hosted by Patchstack detail the reflected XSS alongside other high-severity issues in the same plugin and provide a database entry for the specific flaw; Packet Storm mirrors include a proof-of-concept file demonstrating the attack vector.
The associated EPSS score currently stands at 0.4501 after having reached a recorded peak of 0.5438.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-41806
Vulnerability details
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Saturday Drive Ninja Forms Contact Form plugin <= 3.6.25 versions.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.